Manuals / Friedrich / Household Appliance / Air Conditioner

Friedrich 2009, 2008 service manual Models, WallMaster Thru-the-Wall, Power

Models: 2009 2008

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Service Manual

	Temperature
		Cooler	Warmer

	Cool
			Power
Fan		Fan	Money

Only		Speed	Saver ®
Timer
	Operation
On/Off	Start	Stop	Set Hr.

WallMaster® Thru-the-Wall

Models 2009 2008

WM-ServMan (04-09)

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Image 1

Friedrich 2009, 2008 service manual Models, WallMaster Thru-the-Wall, Power

Contents

Power ModelsWallMaster Thru-the-Wall FRIEDRICH AIR CONDITIONING CO TECHNICAL SUPPORT CONTACT INFORMATIONPost Office Box 1540 · San Antonio, Texas 4200 N. Pan Am Expressway · San Antonio, TexasTable Of Contents PERSONAL INJURY OR DEATH HAZARDS IMPORTANT SAFETY INFORMATIONELECTRICAL HAZARDS MECHANICAL HAZARDS REFRIGERATION SYSTEM HAZARDSPROPERTY DAMAGE HAZARDS INTRODUCTIONFIRE DAMAGE HAZARDS WATER DAMAGE HAZARDSSERIAL NUMBER IDENTIFICATION GUIDE FRIEDRICH wallmaster MODEL NUMBER CODEW S 08 B 1 0 B 00001Sleeve / Chassis Dimensions Specifications2008 / 2009 PERFORMANCE DATA ENERGYSTAR modelsPlug/Outlet/Circuit Rating electrical DATAHACR Heating Air Conditioning and Refrigeration A. Mechanical components FUNCTIONAL COMPONENTSB. Electrical components C. Hermetic componentsTo adjust temperature How to operate the Friedrich WallMasterTo adjust fan speed To start unitTo Activate Money Saver WY/WE models To set the timerAutomatic component protection To adjust temperature Using the remote controlTo adjust fan speed To set the timerTESTING THE ELECTRONIC CONTROL ERROR CODE MODEELECTRONIC CONTROL PANEL Figure 5 “WS” Cooling only modelsERROR CODES LISTING FOR “WE/WY” MODELS ERROR CODES LISTING FOR “WS” MODELSREBOOT THE CONTROL PANEL Figure 8 System Control Switch SYSTEM CONTROL SWITCH - TESTFigure 7 System Control Panel Heat Pump & Electric Heat ModelsELECTRONIC CONTROL OPERATION COMPONENTS TESTINGHeat Pump w/back up Electric Heat THERMOSTATDEFROST THERMOSTAT CAPACITORSDEFROST BULB LOCATION Capacitor Check with Capacitor AnalyzerDRAIN PAN VALVE HEATING ELEMENTFigure 12 Heating Element Drain Pan ValveREFRIGERATION SYSTEM SEQUENCE OF OPERATION Refrigerant Charging SEALED REFRIGERATION SYSTEM REPAIRSBURN HAZARD Method Of Charging / RepairsFREEZE HAZARD BURN HAZARDOvercharged Refrigerant Systems Undercharged Refrigerant SystemsRestricted Refrigerant System METERING DEVICE HERMETIC COMPONENTS CHECKCHECK VALVE Capillary Tube SystemsELECTRIC SHOCK HAZARD REVERSING VALVE DESCRIPTION/OPERATIONCHECKING THE REVERSING VALVE TESTING THE COILELECTRIC SHOCK HAZARD HIGH PRESSURE HAZARDTouch Test in Heating/Cooling Cycle Procedure For Changing Reversing ValveBURN HAZARD HIGH PRESSURE HAZARDSingle Phase Running and L.R.A. Test Single Phase ConnectionsCOMPRESSOR CHECKS Locked Rotor Voltage L.R.V. TestELECTRIC SHOCK HAZARD Single Phase Resistance TestGROUND TEST CHECKING COMPRESSOR EFFICIENCYRecommended procedure for compressor replacement COMPRESSOR REPLACEMENTHIGH PRESSURE HAZARD ELECTRIC SHOCK HAZARDEXPLOSION HAZARD EXCESSIVE WEIGHT HAZARD ROUTINE MAINTENANCEBLOWER WHEEL / HOUSING / CONDENSER FAN / SHROUD ELECTRIC SHOCK HAZARDSLEEVE / DRAIN ROUTINE MAINTENANCE ContinuedFRONT COVER Problem ProblemProblem Possible CauseReplace fuse, reset breaker. If repeats, check Overload inoperative. Opens too Sublimation HEAT PUMP TROUBLESHOOTING Incorrect wiring HEAT PUMP TROUBLESHOOTINGCORRECTIONS POSSIBLE CAUSESWARMER THAN VALVE BODY TEMPERATURE OF VALVE BODYCOOL ONLY MODELS WALLMASTER WIRING DIAGRAM ELECTRONIC CONTROLWS08B10A-D,A-F WS10BIOA-D WS14B10A-D WS14B10A-E WS10B30A-DWE10B33C-A WE13B33C-A WE16B33C-A COOL WITH ELECTRIC HEAT MODELSWALLMASTER WIRING DIAGRAM ELECTRONIC CONTROL WY10B33C-A WY13B33C-A HEAT PUMP WITH ELECTRIC HEAT MODELSWALLMASTER WIRING DIAGRAM ELECTRONIC CONTROL ELECTROMECHANICAL CONTROL WALLMASTER WIRING DIAGRAMWE10B33A-C WE13B33B-D,B-E WE16B33A-C,A-D COOL WITH ELECTRIC HEAT MODELSWALLMASTER WIRING DIAGRAM WY10B33A-C,A-D WY13B33A-C,A-DELECTROMECHANICAL CONTROL HEAT PUMP WITH ELECTRIC HEAT MODELSExterior Grilles Installation AccessoriesDK / Drain Kit SB / Sub BaseWALL PREPARATION MOUNTING HARDWARE PROVIDEDINSTALLATION INSTRUCTIONS FOR “WSC” SLEEVE SLEEVE INSTALLATION INSTALLATION REQUIREMENTSMECHANICALCUT/SEVER HAHAZARD CUT/SEVER STEP STEP 3 STEPMECHANICALCUT/SEVER HAZARD SIDE PROFILE OF WALL SLEEVE SEALING GASKET INSTALLATION INSTRUCTIONSFIGURE A FIGURE BMECHANICAL HAZARD MECHANICALCUT/SEVER HAZARD MECHANICALCUT/SEVER HAZARD EXCESSIVE WEIGHT HAZARDMECHANICALCUT/SEVER HAZARD MECHANICALCUT/SEVER HAZARD MECHANICALCUT/SEVER HAZARD SECOND THROUGH FIFTH YEAR FIRST YEARLIMITED WARRANTY WALLMASTER→ THRU-THE-WALLAIR CONDITIONERSPage FRIEDRICH AIR CONDITIONING CO TECHNICAL SUPPORT CONTACT INFORMATIONPost Office Box 1540 · San Antonio, Texas 4200 N. Pan Am Expressway · San Antonio, TexasPost Office Box 1540 · San Antonio, Texas FRIEDRICH AIR CONDITIONING CO